baber/WOPTO huggingface dataset:
Patent JP-2003068584-A (JP)
Title: Electrolyte for driving electrolytic capacitor
Inventor: SAKAI AKIFUMI
IPC: H01G9/035
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To provide an electrolyte or driving an electrolytic capacitor capable of suppressing rise of resistivity and decline of a withstand voltage over a long period of time. SOLUTION: By dissolving higher dibasic acid such as azelaic acid, or its salt, sebacic acid, dibasic acid such as or 1,6-decanedicarboxylic acid or the like, and boric acid or the ammonium salt, and 0.10 to 5.0 wt.% of dialuric acid (chemical formula 1) in a solvent whose component is ethylene glycol, the resistivity rise of the electrolyte and the decline of the withstand voltage are suppressed for a long period of time, and tanδ rise of a product and occurrence of short-circuit and a blowout are suppressed.
Patent JP-2003065290-A (JP)
Title: Impeller mounting structure and supercharger using this structure
Inventor: SHIRAISHI KEIICHI
IPC: F04D29/28
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To reduce a burden on an impeller mounting part. SOLUTION: A spline is provided at an end of a rotation shaft 50, which is engaged with a spline provided on a sleeve 10 to be mounted here so as to transmit a turning force to the sleeve 10. A screw hole 40 penetrating in its axial direction is provided at the sleeve 10, and a bolt 30 is inserted into this screw hole 40. On a face where an impeller 20 is brought into contact with the sleeve 10, a screw hole 41 is provided threaded at a position corresponding to the screw hole 40 provided on the sleeve 10. The sleeve 10 and the impeller 20 are fastened and fixed with the bolt 30.
Patent JP-2003039324-A (JP)
Title: Immersion type module filter device
Inventor: INAGAKI TOSHIBUMI
IPC: B01D29/92
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a filter device solid-liquid separating lens ground dust generated in spectacle lens working, capturing particles in polishing waste liquid, facilitating handling of ground dust and considering suppression of deterio ration of a working environment and an environmental destruction. SOLUTION: In a wet type pressure reducing type filter device, a module requiring an immersion type cylindrical filter element or a ceramic stone is mounted on a suction side of a gear pump, and ground dust and grinding particles in polishing waste liquid are captured on the surface of the module.
Patent JP-2003071428-A (JP)
Title: Method and apparatus for treating polluted soil or the like
Inventor: OGOSE MAKOTO
IPC: C02F1/461
Filed: 2001-08-30
Abstract: PROBLEM TO BE SOLVED: To treat polluted soil or sludge without causing pollutants, treated water, odors, etc., to escape or leak therefrom. SOLUTION: In an apparatus 10 for treating polluted soil, the polluted soil or the like is heated to at least 450 deg.C in a reducing atmosphere in a heat treatment furnace 12 to treat dioxins, etc.; the treated soil or the like is suspended in diluting water in a dilution apparatus 14; the earth or the like is separated and recovered from the slurry by being passed through a separator 16; ozone is added from an ozone addition apparatus 18; electrolysis and reduction are simultaneously performed by an electrolytic reduction apparatus 20 to separate the water from various substances; and the remainder of the treated water is sent again to the apparatus 14 and is used as diluting water.
Patent JP-2003074577-A (JP)
Title: Decision method of ball diameter and number of multiple ball bearing
Inventor: KONDO YUTAKA
IPC: F04D29/04
Filed: 2001-08-30
Abstract: PROBLEM TO BE SOLVED: To solve a problem that a part of ball comes into contact with the surface of a rotary shaft 3 to make the build-up work impossible sometimes when setting the same ball diameter and number as those of a conventional multiple ball bearing having equal number of balls, when returning the rotary shaft so as to coincide with the axial center of the outer ring 7 by shaking the rotary shaft after the rotary shaft 3 has been slanted around the balls of a first track 1 assembled in advance and a plurality of balls 6 have been arranged in the outer ring track 5 of an released second track 4 in the case of assembling of balls of a row having fewer number of balls,  in a multiple ball bearing 10 in which the balls in the first track 1 side subjected to a heavy load are arranged more than the second track 4 side subjected to a lower load and a counter bore 8 is formed in the outer ring track formation. SOLUTION: Combination of ball diameter and ball number is selected so that an insert width S formed between mutually confronting balls 6a, 6b is larger than the outside diameter L of the shaft. In this way, when returning the rotary shaft 3 so as to coincide with the axial center of the outer ring 7 while shaking the rotary shaft, the problem that a part of the balls get into contact with the surface of the rotary shaft 4 is eliminated and hence, it can be securely assembled.
Patent JP-2003074381-A (JP)
Title: Throttle valve and throttle valve mechanism
Inventor: ABE TSUKASA
IPC: F02D9/10
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a throttle valve and a throttle valve mechanism capable of improving controllability of air-fuel ratio. SOLUTION: The throttle valve mechanism is provided with a torsion spring 14 applying spring force in the direction of a reference rotation position side to the sub valve 1 of the throttle valve SV, a motor 4 and a torsion spring 13. The motor 4 rotates the sub valve 1 in one direction against the spring force by the spring 14. The sub valve 1 is engaged with a main valve 2 at a prescribed rotating angle α or more and rotates integrally against the spring force of the spring 13. The direction of the force of the motor 4 supporting the sub valve 1 is set in a single direction against both spring forces before and after the opening of the idle state. Therefore, the throttle valve SV rotates smoothly even before and after the opening.
Patent JP-2003075161-A (JP)
Title: On-vehicle computer
Inventor: HAMA NORIHIKO
IPC: G06F13/38
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide an on-vehicle computer enabling an interrupt process when operating software that requires readiness, as in navigation, without impairing the responsiveness of the software. SOLUTION: The on-vehicle computer includes information acquisition means 7 for acquiring one's own vehicle position information and traffic information from the outside of the vehicle; a second control means 8 for transmitting the information acquired by the information acquisition means 7, by dividing it into packet data in a predetermined amount of data; a temporary packet data retaining means 9 having packet data retaining areas 10 for storing the packet data for each information acquisition means 7 and outputting an interrupt signal when the packet data outputted from the second control means 8 are saved in the packet data retaining areas 10;  and a first control means 4 providing navigation based on inputted destination information and using a general-purpose operating system and software operating on the general-purpose operating system, the first control means reading, upon the input of the interrupt signal, the packet data stored in the temporary retaining means 9.
Patent JP-2003071831-A (JP)
Title: Degassing device for screw extruder
Inventor: KIMURA YOSHITAKA
IPC: B29C48/76
Filed: 2001-09-03
Abstract: PROBLEM TO BE SOLVED: To provide a degassing device for a screw extruder which is free from the clogging of a filter member and can be operated for a long time. SOLUTION: This degassing device for discharging a gas or a liquid component contained in a raw material is provided on the downstream side of a hopper part cylinder 1. The degassing device comprises a degassing cylinder 3 with holes 11 and 12 formed on the side, communicating with a cylinder inner hole 10, a screen holding fitment 14 with a cylindrical part 14a fitted into the holes 11 and 12 of the degassing cylinder 3 and a screen 17 which is movable on the tip surface of the screen holding fitment 14.
Patent JP-2003075786-A (JP)
Title: Variable optical attenuator
Inventor: SUGANUMA MASAYUKI
IPC: G02B6/12
Filed: 2001-09-04
Abstract: PROBLEM TO BE SOLVED: To actualize a variable optical attenuator which is small-sized and has a simple structure without using a mechanical driving mechanism. SOLUTION: A GRIN lens 22 is connected to one end surface of a rod type glass substrate 21 to disperse the optical path of coherent input light. The rod type glass substrate 21 whose refractive index is easily varied by the substrate temperature is used. A GRIN lens 24 is connected to the other end surface of the glass substrate 21 and the dispersed light outputted from the rod typed glass substrate 21 is converged to obtain an output light beam. A metal thin film 26 for heating the top surface of the rod type glass substrate 21 is provided and a cooling plate 28 for cooling the reverse surface is also provided.  A refractive index difference Δn is generated by the temperature gradient of the section of the rod type glass substrate 21, and the intensity of a light beam can be arbitrarily attenuated by the phase difference of an optical path caused by the refractive index difference.
Patent JP-2003075866-A (JP)
Title: Liquid crystal display device and driving method therefor
Inventor: IINO YOSHIKI
IPC: G02F1/1365
Filed: 2001-09-05
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive liquid crystal display device suitable for displaying a moving picture, and to provide a driving method therefor. SOLUTION: This invention relates to the liquid crystal display device comprising 1st and 2nd electrodes 6, 10 formed inside of two transparent substrates 5a, 5b each, and arranged in a matrix form orthogonally crossing each other, nonlinear elements 3 arranged at the points at which the 1st and 2nd electrodes cross each other to form the pixels, and of which one ends are connected at least with one of the 1st and 2nd electrodes, a voltage applying means 16 for applying voltage across the 1st and 2nd electrodes, and the nonlinear elements have such a characteristic as they present high resistance when an absolute voltage value applied across both ends is a predetermined threshold or lower, and present low resistance when the voltage exceeds the threshold value,  and thereby brightness of the pixels can be kept constant even if stored charges are distributed by the capacitance accompanied by the nonlinear elements and the capacitance of the pixels due to the memory of a ferroelectric liquid crystal.
Patent JP-2003075678-A (JP)
Title: Method and device of fusion splicing multiple optical fiber
Inventor: SATO HIROSHI
IPC: H05B7/148
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To enable improved fusion splicing by controlling an inter-electrode interval in accordance with the number of coated optical fibers in welding multiple optical fibers. SOLUTION: The core fibers f,... of both multiple optical fibers F, F to be connected are placed opposite to each other on a fiber holder 30 and fusion spliced by a pair of discharging electrodes 10, 20 in this method. In this case, an interval between the pair of discharging electrodes 10, 20 is properly varied in accordance with the number of coated optical fibers in the multiple optical fibers. By the variation of the inter-electrode interval, the optimum electric discharge passage corresponding to the number of coated optical fibers is formed, and improved fusion splicing can be obtained.
Patent JP-2003084151-A (JP)
Title: Optical device
Inventor: MITOMI OSAMU
IPC: G02B6/122
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To prevent cracking in a core layer, to improve the transmission efficiency in an optical device and to improve the mechanical strength of the optical device. SOLUTION: In the optical device 10A equipped with a first clad layer 14 on a substrate 12, a core layer 16 functioning as an optical waveguide formed on the surface of the first clad layer 14, and a second clad layer 20 formed on the surfaces of the first clad layer 14 and the core layer 16, a crack groove 28 is formed on the surface of the first clad layer 14 at the root of one or more projections 22 so as to prevent cracking on the boundary 30 between the core layer 16 and the first clad layer 14.
Patent JP-2003085319-A (JP)
Title: Electronic commerce system
Inventor: KUMADA TATSUO
IPC: G06F21/10
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To smoothly and safely operate an electronic commerce system with protecting copyright of content data in possession of a supplier and reducing business done by a mediator. SOLUTION: A supplier of each plaintext executes encrypting process of the plaintext and an electronic watermark embedding process of certification information to create encrypted data with embedded electronic watermark and sends the same to a user. On the other hand, a mediator issues certification information of a sale contract to certificate righteousness of digital data to be traded between the supplier and the user. Consequently, since the mediator is entrusted with a decoding key by the user and just maintains the same, a burden of the mediator is reduced. Since the digital data don't pass through the mediator, safety of system operation is maintained. Consequently, copyright of the content data in possession of the supplier is effectively protected, the burden of the mediator is reduced, and the electronic commerce system can be smoothly and safely operated.
Patent JP-2003087488-A (JP)
Title: Network scanner system
Inventor: NAKADA MASATO
IPC: H04N1/00
Filed: 2001-09-12
Abstract: PROBLEM TO BE SOLVED: To provide a network scanner system that can simply transmit a plurality of originals to different destinations in the case that a plurality of the originals each comprising a plurality of sheets exist. SOLUTION: In the network scanner system 1, a network scanner 2 transmits original image data read thereby to a scanner server device 3 once and the scanner server device 3 transmits the data to designated client computers PC1 to PCn. In this case, when the network scanner 2 reads an original group obtained by collecting a plurality of originals each comprising a plurality of sheets, the network scanner 2 reads the originals while partition paper is inserted to the originals to separate them by destinations, transmits the image data of all the originals and partition paper data of the partition paper to the scanner server device 3, the scanner server device 3 discriminates the partition paper, and transmits the image data of the originals separated by the partition paper to the client computers PC1 to PCn being the pre-designated destinations.
Patent JP-2003087050-A (JP)
Title: Slot-type bowtie antenna device, and constituting method therefor
Inventor: EGASHIRA YOSHIMI
IPC: H01Q5/10
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To resonate an antenna, using a plurality of frequency by reforming the antenna which transmits and receives the waves of several gigahertzs. SOLUTION: A slot-type bowtie antenna 14 is made, by cutting off the section in the shape of a negative bowtie antenna from a metallic plate 13, and a reflector 20 is provided in parallel with that metallic plate 13, and besides a parasitic element 16, which is mounted being insulated rectilinearly with respect to the slot-type bowtie antenna 14, is coupled to it via a magnetic current in the high frequency aspect.
Patent JP-2003084454-A (JP)
Title: Method for making planographic printing plate
Inventor: TOYAMA TADAO
IPC: G03F7/00
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for treating a support for a negative planographic printing plate having high hydrophilicity of a hydrophilic layer, excellent bonding power of the layer to the support and improved printing stain resistance and giving printed matter free of stain even under severe printing conditions. SOLUTION: An original plate of a planographic printing plate having a hydrophilic layer comprising a high molecular compound bonded directly chemically to the surface of the support and has a hydrophilic functional group and an image forming layer in order on the support is imagewise exposed and developed with a developing solution which is an aqueous solution containing an alkali agent, an organic solvent and an anionic surfactant.
Patent JP-2003087017-A (JP)
Title: Antenna-mounting structure
Inventor: TAMAKI SHIN
IPC: H01Q1/24
Filed: 2001-09-17
Abstract: PROBLEM TO BE SOLVED: To lock a once adjusted antenna to avoid changing of its direction of pointing. SOLUTION: The root of a rotary shaft 14, planted in the base of an antenna 4, is secured and supported in an apparatus frame 2 so as to rotatably support the rotary shaft 41 about its axial line. An engage member 43, pivotal around the shaft 41, is positioned in a fitting recess 21 of the frame 2 and provided with many engaging protrusions 44 at equal angular spacings in the circumferential direction on the periphery. A rotation stopper 5, shiftably supported with the shaft 41, has a hollow 51 having many engaging recesses 52 on the outside. The stopper 5 is fitted in the fitting recess 21 for engaging the protrusions 44 with the engaging recesses 52, thereby regulating the rotation of the shaft 41.
Patent JP-2003090066-A (JP)
Title: Multi-functional elevated water tank and multi- functional disaster prevention method
Inventor: FUJITA KAZUMASA
IPC: E03B11/12
Filed: 2001-09-17
Abstract: PROBLEM TO BE SOLVED: To establish business capable of definitely executing emergency measures by reducing electric and electronic controllers in such a manner that electric system can be turned off during an emergency such as fire or earthquake. SOLUTION: This system comprises a pressure gas bomb 1 filling a damping gas, a damping water tank 3, a pressure control valve 8 and a drain valve 21. The damping water tank 3 is formed with a water chamber 11 for storing damping water, and a gas chamber 12 for introducing damping gas acting to the water surface of the water chamber 11. The pressure control volume 8 regulates the damping pressure of the damping gas in the gas chamber 12. The drain valve 21 opens its valve after receiving an operation pressure based on the pressure of the pressure gas bomb 1 at the time of fire occurrence. Even though the electric system becomes inoperative due to earthquake or fire, the operating force for operating a drain valve 21 for discharging the damping water as fire extinguishing water from the damping water tank is equal to the pressure of the permanent pressure gas bomb 1, and the probability of losing this kind of operating force is low. Thus, this provide a business of executing definite measures during earthquake and fire.
Patent JP-2003095005-A (JP)
Title: Conveyor device
Inventor: SAKAI TAKANOBU
IPC: B60P1/36
Filed: 2001-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a conveyor device to be set on a deck of a truck. SOLUTION: In this conveyor device, a pedestal 1 set at the deck of the truck is formed with a guide groove 5, and a chain 7 is stretched in the guide groove 5, and a sprocket 22 formed at a motor shaft mounted on the mobile stand 10 is geared into the chain 7, and the mobile 10 is moved by rotation of the motor. In this case, the pedestal 1 is provided with a plurality of mobile stands installed in mobile state, and detectors 50 are disposed before and after the mobile stands, and the pedestal 1 is provided with detectors 51 for respective sections to which the mobile stands can be moved, and the mobile stands which can be moved to empty sections are detected by the detectors.
Patent JP-2003091858-A (JP)
Title: Optical disk unit
Inventor: SUGIYAMA TOSHIO
IPC: G11B7/08
Filed: 2001-09-20
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk unit whose cost is reduced, while correcting astigmatism caused by astigmatic difference which a semiconductor laser itself has, without increasing the number of components. SOLUTION: The optical disk unit is composed so that a joined surface of an active layer 13 of the semiconductor laser 8 and a generating line of an optical element 5 which is elastically deformed into a shape of almost cylindrical surface or a toroidal surface become almost right-angled by an elastic supporting member 7. With the composition like this, the astigmatism of the laser beam caused by astigmatic difference ΔZ which semiconductor laser 8 itself has is corrected by reflecting the optical element 5, a more ideal light intensity distribution state is obtained, and the laser beam with little astigmatism equivalently can be realized.
Patent JP-2003092964-A (JP)
Title: Pressure-sensitive adhesive insect capturing tool and pressure-sensitive adhesive sheet for insect capturing tool
Inventor: TAKESHITA HIRONORI
IPC: A01M1/14
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To prevent falling off of dead bodies of insect pests or dirt, during use of a pressure- sensitive adhesive insect capturing tool or during operation to exchange a pressure-sensitive adhesive sheet for the insect capturing tool and improve facility, cleanness and safety of the operation to exchange the pressure-sensitive adhesive sheet. SOLUTION: This pressure-sensitive adhesive sheet 20 for the insect capturing tool is obtained by bending a pressure-sensitive adhesive layer inside into the form of V and mounting the pressure-sensitive adhesive sheet 20 in the bent V-formed state with the pressure-sensitive adhesive layer upside in the interior of a frame body 10. Insects flying in the air are captured by passing through an opening 11 and reaching the pressure-sensitive adhesive layer of the pressure-sensitive adhesive sheet 20 for the insect capturing tool. When the dead bodies of the captured insects are peeled off from the pressure-sensitive adhesive layer by a wind or gravity, etc., the dead bodies of the peeled off insects are resubjected to pressure-sensitive adhesion in sites at a lower level than the pressure-sensitive adhesive layer.  The used pressure- sensitive adhesive sheet 20 for the insect capturing tool is folded with the pressure-sensitive adhesive layer inside to make the mutual pressure-sensitive adhesive layers adhere and provide a hidden state of the dead bodies of the insects sticking to the pressure-sensitive adhesive layer.
Patent JP-2003096065-A (JP)
Title: Production method of propylene oxide
Inventor: TSUJI JUNPEI
IPC: C07D303/04
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a production method of propylene oxide by converting propylene into propylene oxide by using cumene hydroperoxide, which is obtained from cumene, as the carrier of oxygen, wherein the cumene can be used repeatedly, further reaction volumes in each of the reaction steps can be effectively applied, and formations of unnecessary organic acids can be controlled. SOLUTION: At least one point in the following steps, alcohol compounds having 2 to 3 carbon number are removed outside the system. Oxidation step: Process for obtaining cumene hydroperoxide by oxidizing cumene. Epoxidation step: Process for obtaining propylene oxide and cumyl alcohol by reacting cumene hydroperoxide, which is obtained in the oxidation step, with propylene. Hydrogenating decomposition step: Cumene can be obtained by hydrogenating decomposition of cumyl alcohol which is obtained in the epoxidation step, said cumene is recycled as the raw material to the oxidation step.